*{
    margin: 0;
    padding: 0;
}
html,body{
    scroll-behavior: smooth;
}
.header{
    height: 495px;
    background: url(https://www.zcoolip.com/static/images/home.jpg) no-repeat;
    background-size: cover;
}
.head{
    padding: 0 40px;
    height: 70px;
    display: flex;
}
.head img,.head-nav,.head-right{
    float: left;
}
.head img,.head-right{
    width: 152px;
}
.head img{
    width: 120px;
    height: 28px;
    margin-top: 35px;
    transform: translateY(-14px);
}
.head img:hover{
    opacity: 0.8;
    transition: all 0.5s;
}
.head-nav{
    flex: 1;
    display: flex;
    padding: 0 150px;
}
.head-nav a{
    flex: 1;
    line-height: 70px;
    text-align: center;
}
.nav-span{
    line-height: 70px;
    height: 70px;
    border-bottom: 4px solid rgba(255, 255, 255, 0);
    display: inline-block;
    color: rgb(255, 255, 255);
    font-size: 14px;
    box-sizing: border-box;
}
.add-border{
    border-bottom: 4px solid rgba(255, 255, 255, 1);
    font-weight: bold;
}
.head-nav span:hover{
    font-weight: bold;
}
.head-right{
    display: flex;
    align-items: center;
}
.head-right a{
    width: 66px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgb(255, 255, 255);
    font-size: 14px;
    text-decoration: none;
    font-weight: bold;
}
.register{
    border: 1px solid rgb(255, 255, 255);
    background-color: #44484B;
    margin-right: 16px;
}
.login{
    border: 1px solid #0164FF;
    background-color: #0164FF;
}
.register:hover{
    background-color: #74797F;
    transition: all 0.5s;
}
.login:hover{
    background-color: #0E5EDB;
    transition: all 0.5s;
}
.head-title{
    width: 480px;
    height: 150px;
    margin: auto;
    padding-top: 150px;
    color: rgb(255, 255, 255);
}
.title{
    height: 60px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 40px;
    margin-bottom: 40px;
}
.alink{
    width: 320px;
    height: 48px;
    margin: auto;
}
.alink div{
    float: left;
}
.copyright a,.chain a{
    width: 152px;
    height: 48px;
    background-color: rgb(1, 100, 255);
    display: flex;
    justify-content: center;
    align-items: center;
    color: rgb(255, 255, 255);
    font-size: 14px;
    text-decoration: none;
}
.copyright a:hover,.chain a:hover{
    background-color: rgba(1, 100, 255, 0.8);
    color: rgba(255, 255, 255, 0.8);
    transition: all 0.5s;
}
.chain{
margin-left: 15px;
}
.product-core{
    width: 75%;
    margin: 80px auto;
    height: 300px;
}
.product-core p{
    height: 42px;
    line-height: 42px;
    font-size: 28px;
    text-align: center;
}
.core{
    padding: 30px 5px;
    margin-top: 40px;
    height: 200px;
}
.core-div{
    margin-right: 3%;
}
.core a{
    display: block;
    line-height: 40px;
    text-decoration: none;
    font-weight: bold;
}
.core a:hover{
    color: #40A9FF;
}
.a-up{
    font-size: 16px;
    color: #282C47;
}
.a-down{
    font-size: 14px;
    color: #5C5F7E;
}
.core div{
    text-align: center;
    float: left;
    width: 22.75%;
}
.core img{
    width: 35%;
    margin-bottom: 24px;
}
.product-protect{
    padding: 80px 0;
    height: 400px;
    background-color: #F5F7FA;
}
h3,.protect{
    width: 75%;
    margin: auto;
}
h3{
    line-height: 42px;
    font-size: 28px;
    text-align: center;
    font-weight: normal;
    margin-bottom: 40px;
}
.protect div{
    text-align: center;
    float: left;
    width: 22.75%;
    background-color: #FFFFFF;
    padding-bottom: 25px;
}
.bid,.match,.public{
    margin-right: 3%;
}
.protect img{
    margin: 50px 0;
}
.protect p{
    text-align: center;
}
.p-up{
    line-height: 20px;
    color: rgb(40, 44, 71);
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 10px;
}
.p-down{
    line-height: 20px;
    font-size: 14px;
    color: rgb(92, 95, 126);
}
.distinct{
    padding: 80px 0;
    text-align: center;
}
.distinct p{
    font-size: 28px;
    line-height: 42px;
}
.distinct img{
    width: 90%;
    padding-top: 60px;
}
.others-say{
    padding: 80px 0;
    height: 400px;
    background-color: #F5F7FA;
}
.others-say h2{
    font-size: 28px;
    text-align: center;
    font-weight: normal;
}
.person{
    width: 51%;
    margin: auto;
    height: 100px;
    background-color: #FFFFFF;
    padding: 20px 0;
}
.person-1{
    margin-top: 60px;
    border-bottom: 1px solid #E8E8E8;
}
.person div{
    float: left;
}
.person-img{
    width: 5%;
    margin-right: 2.5%;
    margin-left: 3%;
}
.person-img img{
    width: 100%;
    border-radius: 17px;
}
.comment{
    width: 89.5%;
}
.comment p{
    line-height: 30px;
}
.name{
    font-size: 16px;
}
.words{
    font-size: 14px;
}
.right-register div,.right-dispute div{
    float: left;
}
.reg-descp,.dispute-img{
    width: 60%;
}
.reg-img,.dispute-descp{
    width: 40%;
}
.right-register,.right-dispute{
    width: 68%;
    margin: auto;
}
.right-register{
    margin-top: 35px;
    height: 381.58px;
}
.right-dispute{
    height: 362.72px;
}
.reg-img img{
    width: 120%;
    display: block;
    margin: auto;
    position: relative;
    left: -42px;
}
.dispute-img img{
    width: 75%;
    position: relative;
    left: -40px;
}
.reg-descp,.dispute-descp{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
.reg-descp{
    height: 381.58px;
}
.dispute-descp{
    height: 362.72px;
}
.reg-descp p{
    margin-top: 16px;
    line-height: 22px;
    font-size: 14px;
    margin-right: 42%;
    color: rgb(92, 95, 126);
}
.dispute-descp p{
    margin-top: 16px;
    line-height: 22px;
    font-size: 14px;
    margin-right: 16%;
    color: rgb(92, 95, 126);
}
.reg-descp h2{
    margin-right: 52%;
}
.dispute-descp h2{
    margin-right: 45%;
}
.foot{
    background: url("https://www.zcoolip.com/static/images/home-middle.jpg") no-repeat -30px;
    height: 320px;
    background-size: auto 320px;
}
.foot h1{
    color: rgb(255, 255, 255);
    font-size: 40px;
    font-weight: normal;
    text-align: center;
    padding-top: 80px;
    padding-bottom: 40px;
}
.foot a{
    text-decoration: none;
    color: rgb(2, 98, 254);
    height: 48px;
    line-height: 48px;
    background-color:  rgb(255, 255, 255);
    display: block;
    width: 120px;
    text-align: center;
    margin: auto;
    font-weight: bold;
}
.foot a:hover{
    background-color:  rgba(255, 255, 255, 0.8);
    transition: all 0.5s;
}
.bottom{
    background-color: #2E3139;
    padding: 50px 0;
}
.bottom-box{
    width: 90%;
    margin-left: 3%;
    margin-right: 7%;
    height: 55px;
    display: flex;
}
.foot-logo{
    flex: 2;
    display: flex;
    justify-content: center;
    align-items: center;
}
.bottom-right{
    flex: 5;
}
.iconfont{
    color: white;
    font-size: 18px;
}
.contact{
    height: 28px;
    border-bottom: 1px solid rgb(102, 102, 102);
    box-sizing: border-box;
}
.number{
    font-size: 16px;
    color: white;
    line-height: 22px;
}
.company{
    float: right;
    font-size: 12px;
    color: rgb(102, 102, 102);
    line-height: 22px;
}
.copy-right{
    padding-top: 4px;
}
.copy-right span,.copy-right a{
    color: rgb(102, 102, 102);
    font-size: 12px;
    line-height: 16px;
}
.copy-right a{
    float: right;
    text-decoration: none;
}
.copy-right a:hover{
    color: rgba(255, 255, 255, 0.5);
}
/* 固定导航栏 */
.fixhead{
    padding: 0 40px;
    height: 70px;
    display: flex;
    display: none;
    /* 当鼠标滑下去后的样式 */
    position: fixed;
    width: 100%;
    z-index: 10;
    box-sizing: border-box;
    background-color: #0164FF;
}
.fixhead img,.fixhead-nav,.fixhead-right{
    float: left;
}
.fixhead img,.fixhead-right{
    width: 152px;
}
.fixhead img{
    width: 120px;
    height: 28px;
    margin-top: 35px;
    transform: translateY(-14px);
}
.fixhead img:hover{
    opacity: 0.8;
    transition: all 0.5s;
}
.fixhead-nav{
    flex: 1;
    display: flex;
    padding: 0 150px;
}
.fixhead-nav a{
    flex: 1;
    line-height: 70px;
    text-align: center;
}
.fix-nav{
    line-height: 70px;
    height: 70px;
    border-bottom: 4px solid rgba(255, 255, 255, 0);
    display: inline-block;
    color: rgb(255, 255, 255);
    font-size: 14px;
    box-sizing: border-box;
}
.fixhead-nav span:hover{
    font-weight: bold;
}
.addBorder{
    border-bottom: 4px solid rgba(255, 255, 255, 1);
    font-weight: bold;
}
.fixhead-right{
    display: flex;
    align-items: center;
}
.fixhead-right a{
    width: 66px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgb(255, 255, 255);
    font-size: 14px;
    text-decoration: none;
}
.fix-register{
    border: 1px solid rgb(255, 255, 255);
    background-color: #44484B;
    margin-right: 16px;
    /* 当鼠标滑下去后的样式 */
    background-color: #0164FF;
}
.fix-login{
    border: 1px solid #0164FF;
    background-color: #0164FF;
    /* 当鼠标滑下去后的样式 */
    background-color: #E9F3FE;
}
.fix-login a{
    /* 当鼠标滑下去后的样式 */
    color: #0164FF;
}
.fix-register:hover{
    background-color: #74797F;
    /* 当鼠标滑下去后的样式 */
    background-color: #478FFF;
    transition: all 0.5s;
}
.fix-login:hover{
    background-color: #0E5EDB;
    /* 当鼠标滑下去后的样式 */
    background-color: rgba(233, 243, 254, 0.8);
    transition: all 0.5s;
}
.return-top,.present,.consultant{
    width: 50px;
    height: 50px;
    position: fixed;
    right: 8px;
}
.return-top{
    display: none;
    top: 390px;
    border-radius: 2px;
    background: url("../images/return-top.png") no-repeat, url("../images/return-top-h.png");
    background-size: 100%;
}
.return-top:hover{
    background: url("../images/return-top-h.png") no-repeat;
    background-size: 100%;
}
.present{
    top: 455px;
}
.present img{
    width: 100%;
    border-radius: 2px;
}
.consultant{
    top: 520px;
    border-radius: 2px;
    background: url("../images/consultant.png") no-repeat, url("../images/consultant-h.png");
    background-size: 100%;
}
.consultant:hover{
    background: url("../images/consultant-h.png") no-repeat;
    background-size: 100%;
}